Although it's a technique more appropriate in a C program. In Perl, log($_)/log(2) benchmarks faster. (assuming it rounds properly at the boundaries)
Update: My earlier timethese qq{} may have been misleading. With timethese sub{} the | >> method comes out faster

In reply to Re: Re: Power of two round up. by I0
in thread Power of two round up. by boo_radley

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